Watch Empire of the Air: The Men Who Made Radio (1991) HD Full Movie Free on solarmovie.do. Watch Empire of the Air: The Men Who Made Radio (1991) online free. For 50 years, radio dominated the airwaves as the first mass medium. Ken Burns examines the lives of...For 50 years, radio dominated the airwaves as the first mass medium. Ken Burns examines the lives of three men who shared the responsibility for its invention and early success.